(19)

(11)

EP 1 558 082 A1

(12)

(43) Date of publication: 03.08.2005 Bulletin 2005/31 (21) Application number: 03763486.2 (22) Date of filing: 10.07.2003

(51) International Patent Classification (IPC)7: A01N 43/50, C07D 233/82 (86) International application number: PCT/US2003/022179 (87) International publication number: WO 2004/004462 (15.01.2004 Gazette 2004/03)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 10.07.2002 US 192036 (71) Applicant: ALBEMARLE CORPORATION Baton RougeLouisiana 70801 (US)	(72) Inventor: HOWART, Jonathan, N. Baton RougeLA 71816 (US) (74) Representative: van Heesch, Helmut Werner  Uexküll & StolbergPatentanwälteBeselerstrasse 4 D-22607 Hamburg D-22607 Hamburg (DE)